{"id":3944,"date":"2017-08-04T13:55:23","date_gmt":"2017-08-04T05:55:23","guid":{"rendered":"http:\/\/blog.hoyo.idv.tw\/?p=3944"},"modified":"2020-07-27T21:16:19","modified_gmt":"2020-07-27T13:16:19","slug":"jquery-%e8%a8%ad%e8%a8%88-template-%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-val-%e9%99%b7%e9%98%b1","status":"publish","type":"post","link":"https:\/\/blog.hoyo.idv.tw\/?p=3944","title":{"rendered":"jQuery \u8a2d\u8a08 Template \u6ce8\u610f\u4e8b\u9805 ( .val() \u9677\u9631 )"},"content":{"rendered":"<p>\u76ee\u7684\uff1a\u8b93 JS \u53d6\u7528 HTML \u6a21\u677f\u6642\uff0c\u53ef\u4ee5\u6b63\u5e38\u4f7f\u7528<\/p>\n<ul>\n<li><a href=\"https:\/\/stackoverflow.com\/questions\/28304485\/innerhtml-of-a-select-tag-does-not-update-selected-option\">innerhtml of a select tag does not update selected option<\/a><\/li>\n<li><a href=\"https:\/\/stackoverflow.com\/questions\/1311287\/jquery-setting-the-selected-attribute-on-a-select-list\">JQuery setting the selected attribute on a select list<\/a><\/li>\n<\/ul>\n<p>--<\/p>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u6e2c\u8a66\u53ca\u5be6\u4f5c\uff0cid=\"t\" \u662f\u4e00\u500b\u4e0b\u62c9\u7684\u6a21\u677f\uff0c\u60f3\u8981\u6839\u64da\u9019\u500b\u6a21\u677f\u5c07\u6b63\u78ba\u7684\u503c\u9078\u64c7\u5f8c\u653e\u5728 id=\"h\" \u5167<\/p>\n<p>\u4e00\u822c\u4e0b\u62c9\u9078\u64c7\u503c\u4e0d\u6703\u7528 .attr() \u7684\u65b9\u5f0f\u90fd\u662f\u76f4\u63a5\u4f7f\u7528 .val() \u6bd4\u8f03\u7c21\u4fbf\uff0c\u4f8b\u5982<\/p>\n<pre class=\"lang:default decode:true \">T.find('[name=\"s\"]').val(2);<\/pre>\n<p>\u4e0d\u904e\u4f7f\u7528 .val() \u537b\u4e0d\u6703\u6539\u8b8a innerHTML\uff0c\u6240\u4ee5\u4f7f\u7528 .html() \u5c31\u9084\u662f\u539f\u4f86\u7684\u6a23\u5b50\uff0c\u5fc5\u9808\u4f7f\u7528 .attr() \u624d\u884c<\/p>\n<pre class=\"lang:default decode:true\">&lt;!DOCTYPE html&gt;\r\n&lt;html&gt;\r\n&lt;head lang=\"en\"&gt;\r\n    &lt;meta charset=\"UTF-8\"&gt;\r\n    &lt;title&gt;&lt;\/title&gt;\r\n    &lt;script src=\"..\/Component_Front\/jquery-1.11.3.min.js\"&gt;&lt;\/script&gt;\r\n&lt;\/head&gt;\r\n&lt;body&gt;\r\n\r\n&lt;div id=\"h\"&gt;&lt;\/div&gt;\r\n\r\n&lt;hr\/&gt;\r\n\r\n&lt;div id=\"t\"&gt;\r\n    &lt;select name=\"s\" id=\"ss\"&gt;\r\n        &lt;option value=\"\"&gt;-&lt;\/option&gt;\r\n        &lt;option value=\"1\"&gt;1&lt;\/option&gt;\r\n        &lt;option value=\"2\"&gt;2&lt;\/option&gt;\r\n        &lt;option value=\"3\"&gt;3&lt;\/option&gt;\r\n    &lt;\/select&gt;\r\n&lt;\/div&gt;\r\n\r\n&lt;script&gt;\r\n    var T = $('#t').clone();\r\n    \r\n    T.find('[name=\"s\"]').find('option[value=\"2\"]').attr(\"selected\",\"\");\r\n    \r\n    $('#h').html(T.html());\r\n&lt;\/script&gt;\r\n\r\n&lt;\/body&gt;\r\n&lt;\/html&gt;<\/pre>\n<p><img loading=\"lazy\" class=\"alignnone wp-image-3945 size-full\" src=\"\/\/blog.hoyo.idv.tw\/wp-content\/uploads\/2017\/08\/Image-061.png\" alt=\"\" width=\"611\" height=\"343\" srcset=\"https:\/\/blog.hoyo.idv.tw\/wp-content\/uploads\/2017\/08\/Image-061.png 611w, https:\/\/blog.hoyo.idv.tw\/wp-content\/uploads\/2017\/08\/Image-061-300x168.png 300w, https:\/\/blog.hoyo.idv.tw\/wp-content\/uploads\/2017\/08\/Image-061-500x281.png 500w\" sizes=\"(max-width: 611px) 100vw, 611px\" \/><\/p>\n<p>--<\/p>\n<h2>\u6587\u5b57\u6b04\u4f4d\u7684\u60c5\u6cc1<\/h2>\n<p><strong>TEXTAREA<\/strong> \uff1a\u00a0\u5982\u679c\u8981\u586b\u5165 textarea \u5c31\u8981\u4f7f\u7528 .text()<\/p>\n<p><strong>INPUT=\"TEXT\"<\/strong> \uff1a \u6587\u5b57\u6b04\u4f4d\u56e0\u70ba\u662f\u4f7f\u7528 value=\"\" \u4f86\u7d66\u4e88\u503c\uff0c\u6240\u4ee5\u8981\u586b\u5165\u8cc7\u6599\u6642\u5fc5\u9808\u4f7f\u7528 attr( 'value', '\u503c' ) \u7684\u65b9\u5f0f<\/p>\n<p>\u4e5f\u5c31\u662f\u5728 Template \u4f7f\u7528\u7684\u60c5\u6cc1\u4e0b\u4e00\u5f8b\u4e0d\u80fd\u4f7f\u7528 .val()<\/p>\n<p>--<\/p>\n<p>\u55ae\u9078 Radio \u7684\u60c5\u6cc1<\/p>\n<ul>\n<li><a href=\"http:\/\/blog.webgolds.com\/view\/318\" target=\"_blank\" rel=\"noopener noreferrer\">[\u7bc4\u4f8b] JQUERY- RADIO \u55ae\u9078\u6846\u64cd\u4f5c (HTML DOM RADIO OBJECT)<\/a><\/li>\n<\/ul>\n<pre class=\"lang:default decode:true \">var TP = $('#idTemplatePayment').clone();\r\nTP.find('[name=\"PaymentMethod[{ID}]\"][value=\"'+ v['PaymentMethod'] +'\"]').attr('checked', true);<\/pre>\n<p>--<\/p>\n<div class=\"pvc_clear\"><\/div>\n<p class=\"pvc_stats all \" data-element-id=\"3944\" style=\"\"><i class=\"pvc-stats-icon medium\" aria-hidden=\"true\"><svg aria-hidden=\"true\" focusable=\"false\" data-prefix=\"far\" data-icon=\"chart-bar\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 512 512\" class=\"svg-inline--fa fa-chart-bar fa-w-16 fa-2x\"><path fill=\"currentColor\" d=\"M396.8 352h22.4c6.4 0 12.8-6.4 12.8-12.8V108.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v230.4c0 6.4 6.4 12.8 12.8 12.8zm-192 0h22.4c6.4 0 12.8-6.4 12.8-12.8V140.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v198.4c0 6.4 6.4 12.8 12.8 12.8zm96 0h22.4c6.4 0 12.8-6.4 12.8-12.8V204.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v134.4c0 6.4 6.4 12.8 12.8 12.8zM496 400H48V80c0-8.84-7.16-16-16-16H16C7.16 64 0 71.16 0 80v336c0 17.67 14.33 32 32 32h464c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16zm-387.2-48h22.4c6.4 0 12.8-6.4 12.8-12.8v-70.4c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v70.4c0 6.4 6.4 12.8 12.8 12.8z\" class=\"\"><\/path><\/svg><\/i> &nbsp;2,356&nbsp;total views, &nbsp;2&nbsp;views today<\/p>\n<div class=\"pvc_clear\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u7684\uff1a\u8b93 JS \u53d6\u7528 HTML...<\/p>\n<div class=\"pvc_clear\"><\/div>\n<p class=\"pvc_stats all \" data-element-id=\"3944\" style=\"\"><i class=\"pvc-stats-icon medium\" aria-hidden=\"true\"><svg aria-hidden=\"true\" focusable=\"false\" data-prefix=\"far\" data-icon=\"chart-bar\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 512 512\" class=\"svg-inline--fa fa-chart-bar fa-w-16 fa-2x\"><path fill=\"currentColor\" d=\"M396.8 352h22.4c6.4 0 12.8-6.4 12.8-12.8V108.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v230.4c0 6.4 6.4 12.8 12.8 12.8zm-192 0h22.4c6.4 0 12.8-6.4 12.8-12.8V140.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v198.4c0 6.4 6.4 12.8 12.8 12.8zm96 0h22.4c6.4 0 12.8-6.4 12.8-12.8V204.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v134.4c0 6.4 6.4 12.8 12.8 12.8zM496 400H48V80c0-8.84-7.16-16-16-16H16C7.16 64 0 71.16 0 80v336c0 17.67 14.33 32 32 32h464c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16zm-387.2-48h22.4c6.4 0 12.8-6.4 12.8-12.8v-70.4c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v70.4c0 6.4 6.4 12.8 12.8 12.8z\" class=\"\"><\/path><\/svg><\/i> &nbsp;2,356&nbsp;total views, &nbsp;2&nbsp;views today<\/p>\n<div class=\"pvc_clear\"><\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[31],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=\/wp\/v2\/posts\/3944"}],"collection":[{"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3944"}],"version-history":[{"count":6,"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=\/wp\/v2\/posts\/3944\/revisions"}],"predecessor-version":[{"id":7262,"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=\/wp\/v2\/posts\/3944\/revisions\/7262"}],"wp:attachment":[{"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3944"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3944"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.hoyo.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3944"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}